Home / 734,664.16-1,100,944.96-418,468.32

Finding the Fourth Proportional to 734,664.16, 1,100,944.96 and 418,468.32

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Solution

The fourth proportional to 734,664.16, 1,100,944.96 and 418,468.32 is: 627,103.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,664.16 : 1,100,944.96 = 418,468.32 : x
  2. Step 2: Convert to fraction form
    734,664.16/1,100,944.96 = 418,468.32/x
  3. Step 3: Cross multiply
    734,664.16x = 1,100,944.96 × 418,468.32
  4. Step 4: Simplify right side
    734,664.16x = 460,710,587,823.67
  5. Step 5: Solve for x
    x = 460,710,587,823.67/734,664.16
  6. Step 6: Final answer
    x = 627,103.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.